Let's Look at Water
Shows how a city's water supply is purified at a filtration plant. The complex system of the underground mains that supply the city with water is also illustrated, as is the safeguarding of water supplies on trains, ships and aircraft.
- 1946
- 0 Hrs 22 Mins
- Documentary, Other
Shows how a city's water supply is purified at a filtration plant. The complex system of the underground mains that supply the city with water is also illustrated, as is the safeguarding of water supplies on trains, ships and aircraft.
Director
1 Credit
Producer
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Cinematographer
1 Credit
Editor
1 Credit